Asample of water is being heated over a flame. what happens to the water as it is heated?

select one:
a. the volume of the water decreases.
b. the water undergoes an endothermic reaction.
c. the kinetic energy of the water molecules increases.
d. the velocity of the water molecules begins to decrease.

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

110 g of water (specific heat = 4.184 j/g c) and 100 g of a metal sample (specific heat = 0.397 j/g c) are heated from 25 degrees c to 75 degrees c. which substance required more thermal energy?